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https://github.com/kyverno/kyverno.git
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8746a8ffbb
* feat: Show textual diff when generate test fails Signed-off-by: Tomas Aschan <tomasl@spotify.com> * Tweak verbosity level for diff output Signed-off-by: Tomas Aschan <tomasl@spotify.com> * Display a rich diff of the expected and actual resources with --detailed-results Signed-off-by: Tomas Aschan <tomasl@spotify.com> --------- Signed-off-by: Tomas Aschan <tomasl@spotify.com>
51 lines
1.7 KiB
Go
51 lines
1.7 KiB
Go
package test
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import (
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"fmt"
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"github.com/go-git/go-billy/v5"
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"github.com/kyverno/kyverno/cmd/cli/kubectl-kyverno/log"
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"github.com/kyverno/kyverno/cmd/cli/kubectl-kyverno/resource"
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"github.com/sergi/go-diff/diffmatchpatch"
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"gopkg.in/yaml.v2"
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"k8s.io/apimachinery/pkg/apis/meta/v1/unstructured"
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)
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func getAndCompareResource(actualResources []*unstructured.Unstructured, fs billy.Filesystem, path string) (bool, string, error) {
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expectedResources, err := resource.GetResourceFromPath(fs, path)
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if err != nil {
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return false, "", fmt.Errorf("error: failed to load resource (%s)", err)
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}
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expectedResourcesMap := map[string]unstructured.Unstructured{}
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for _, expectedResource := range expectedResources {
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if expectedResource == nil {
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continue
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}
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r := *expectedResource
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resource.FixupGenerateLabels(r)
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expectedResourcesMap[expectedResource.GetNamespace()+"/"+expectedResource.GetName()] = r
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}
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for _, actualResource := range actualResources {
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if actualResource == nil {
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continue
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}
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r := *actualResource
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resource.FixupGenerateLabels(r)
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equals, err := resource.Compare(r, expectedResourcesMap[r.GetNamespace()+"/"+r.GetName()], true)
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if err != nil {
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return false, "", fmt.Errorf("error: failed to compare resources (%s)", err)
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}
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if !equals {
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log.Log.V(4).Info("Resource diff", "expected", expectedResourcesMap[r.GetNamespace()+"/"+r.GetName()], "actual", r)
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es, _ := yaml.Marshal(expectedResourcesMap[r.GetNamespace()+"/"+r.GetName()])
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as, _ := yaml.Marshal(r)
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dmp := diffmatchpatch.New()
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diffs := dmp.DiffMain(string(es), string(as), false)
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log.Log.V(4).Info("\n" + dmp.DiffPrettyText(diffs) + "\n")
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return false, dmp.DiffPrettyText(diffs), nil
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}
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}
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return true, "", nil
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}
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